ZHEJIANG WEIDOULI VALVES MANUFACTURING CO., LTD.

1) Design: ASME B 16.34, API 6D 2) Face to face: ASME B 16.10 API 6D 3) Flanged ends: ASME B 16.5, B16.47 4) Test and inspection: API 6D, API 598 5) Material: a) Body: CF8, CF8M, CF3, CF3M b) Bonnet: CF8, CF8M, CF3, CF3M c) Seat: PTFE, PPL, nylon 6) Pressure: 150 ~ 600lbs 7) Driving manner: handle driving, worm wheel and screw driving, air-operating and fluid driving, electric driving. 8) Applicable temperature: -29C~280C (different materials for different operating temperature) 9) Working mediums: natural gas, water, oil and other corrosive mediums, natural gas containing H2s and CO, petroleum 10) Major parts of the valve series and materials of sealing surface differ according to actual working condition and customers' special requirement